/Engine/Source/Editor/UnrealEd/Public/DataTableEditorUtils.h
struct FDataTableEditorColumnHeaderData
FName
ColumnId
Unique ID used to identify this column
float
DesiredColumnWidth
The calculated width of this column taking into account the cell data for each row
FText
DisplayName
Display name of this column
constFProperty...
Property
TheFPropertyfor the variable in this column